| 摘要 |
PURPOSE: A length adjustable safety balustrade for a concert hall is provided to connect a horizontal bar which corresponds to the shape of a safety structure and to adjust the height of the horizontal bar. CONSTITUTION: A length adjustable safety balustrade(1000) for a concert hall comprises a horizontal moving part and a vertical moving part. The horizontal moving part comprises a guide, a guide connection part, a rotary shaft connection part, and a support part. The vertical moving part comprises two or more connection plates with connection holes to be connected to each other by joint bolts into a lattice. The horizontal moving part horizontally moves along the rotation of the rotary shaft. The vertical moving part is connected with horizontal bars(610,630) and the horizontal moving part. The length of the vertical moving par is vertically adjustable. |
